You have a custom exception class FileFormatException that needs to include an error code integer along with the message. How should you implement this?

hard🚀 Application Q9 of 15

C Sharp (C#) - Exception Handling

You have a custom exception class FileFormatException that needs to include an error code integer along with the message. How should you implement this?

AStore error code in the Message string

BAdd an int property for error code and initialize it via constructor

CUse a static variable for error code

DOverride ToString to return error code only

Step-by-Step Solution

Solution:

Step 1: Add property for error code
Custom exceptions can have additional properties like an int ErrorCode to hold extra info.
Step 2: Initialize property in constructor
The constructor should accept error code and message, passing message to base and setting the property.
Final Answer:
Add an int property for error code and initialize it via constructor -> Option B
Quick Check:
Use properties and constructor for extra exception data [OK]

Quick Trick: Use properties and constructor parameters for extra exception info [OK]

Common Mistakes:

MISTAKES

Putting error code inside message string
Using static variables for instance data
Overriding ToString without storing data

Master "Exception Handling" in C Sharp (C#)

9 interactive learning modes - each teaches the same concept differently

Learn Why Deep Visual Try Challenge Project Recall Time

Want More Practice?

15+ quiz questions · All difficulty levels · Free

Free Signup - Practice All Questions

More C Sharp (C#) Quizzes

You have a custom exception class FileFormatException that needs to include an error code integer along with the message. How should you implement this?

Step 1: Add property for error code

Step 2: Initialize property in constructor

Final Answer:

Quick Check:

Want More Practice?